<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
      <button>发送请求</button>
</body>
</html>
<script src="./lib/jquery-3.1.0.min.js"></script>
<script>
   
   $("button").click(()=>{
      $.ajax({
        type:"get",
        url:"/users/testajax",
        dataType:"json",
        success:(data)=>{
         console.log(data)
        }
      })
   })


</script>